DEVICE FOR BREAKING DOWN ICE COVER Russian patent published in 2018 - IPC B63B35/08 B63G8/00 

FIELD: ship building.

SUBSTANCE: invention relates to shipbuilding, particularly to submarine vehicles which break up ice cover. Device for the destruction of the ice cover consisting of a submarine vessel equipped with an anchor is proposed, the diameter of the paws opening must be greater than the length of the cockpit, which secures the attachment of the vessel to the ice, Ballast tanks of the assy are filled with outboard water to develop the negative buoyancy force sufficient to break the preset-depth ice. Point of the rope securing to the submarine should be aligned with the submarine displacement center. Under the ice cover, a container with a chemical reagent is installed on the anchor line.

EFFECT: technical result consists in improvement of efficiency of ice breaking.

1 cl, 1 dwg